package com.codegenerate.demo.service;
import com.baomidou.mybatisplus.extension.service.IService;
import com.codegenerate.demo.entity.SysClass;

public interface SysClassService extends IService<SysClass> {

    /**
     *  设置 是否存在子节点
     * @param id
     * @return
     */

    boolean exitHashNext(long id);
}